Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:24:37 2013 Optimize a model with 140000 rows, 210002 columns and 280000 nonzeros Model has 70000 quadratic constraints Presolve time: 0.16s Presolved: 140000 rows, 210002 columns, 280000 nonzeros Presolved model has 70000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.100e+05 Factor NZ : 4.900e+05 (roughly 150 MBytes of memory) Factor Ops : 1.750e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.93994969e+07 0.00000000e+00 1.15e-11 5.02e-01 2.92e+02 0s 1 1.21140242e+07 2.49599124e+06 9.73e-07 4.60e-05 4.58e+01 1s 2 9.10064804e+06 7.24385122e+06 1.41e-07 2.79e-06 8.84e+00 1s 3 8.37939369e+06 8.00752726e+06 3.05e-08 3.39e-07 1.77e+00 1s 4 8.15949780e+06 8.10423347e+06 3.10e-09 6.64e-08 2.63e-01 2s 5 8.15035195e+06 8.12299978e+06 2.13e-09 1.72e-08 1.30e-01 2s 6 8.13206281e+06 8.12971419e+06 2.05e-10 2.93e-10 1.12e-02 2s 7 8.13046369e+06 8.12994228e+06 4.98e-11 7.85e-12 2.48e-03 3s 8 8.12999418e+06 8.12994565e+06 4.49e-12 9.56e-13 2.31e-04 3s 9 8.12996237e+06 8.12994748e+06 1.49e-12 1.44e-12 7.09e-05 3s 10 8.12995275e+06 8.12994801e+06 9.38e-13 4.56e-12 2.26e-05 3s Barrier solved model in 10 iterations and 3.46 seconds Optimal objective 8.12995275e+06